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An 11-year-old boy presented with a 12 month history of progressive right clavicular swelling (figure 1). Clinical examination raised a differential diagnosis to include osteomyelitis and malignancy.
Radiographic examination showed marked enlargement of the medial half of the clavicle (figure 2), with layered periosteal reaction. CT and MRI of the lesion showed lytic, destructive, expansile bone lesion, indicative of aggressive nature (figure 3). Bone …
Contributors RA and MAK prepared the manuscript. NJO and AR contributed to portions of the manuscript and reviewed the whole manuscript. RA is the guarantor of the manuscript.
Competing interests None.
Patient consent Obtained.
Provenance and peer review Not commissioned; externally peer reviewed.
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